APFIVE Prokaryotic Operon Gene Regulation
A mutation in a prokaryotic organism inactivates the regulatory gene of an operon. Which of the following best describes the most likely effect on the expression of the operon’s structural genes?
A
Enhanced efficiency of RNA splicing
B
Unregulated expression of the structural genes
C
Increased accuracy of DNA replication
D
Immediate degradation of the operon’s mRNA
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